Behavioral task
behavioral1
Sample
2848-8-0x0000000000400000-0x0000000000724000-memory.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2848-8-0x0000000000400000-0x0000000000724000-memory.exe
Resource
win10v2004-20231215-en
General
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Target
2848-8-0x0000000000400000-0x0000000000724000-memory.dmp
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Size
3.1MB
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MD5
4373fb880af7ba67d06216bc5116d5dd
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SHA1
dde4836215413283906cca4b86208fdf23b9edfc
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SHA256
8a983597f1d698ee3fa03845ee32232dde7665d036327a4af17993f445211118
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SHA512
f065cfc61ea620d665bcc90e7adf0734a60dc0a3b3410d3256165ced1e4080cd2f80ce800580651e0def491768f1803ba7ef1294312e8e7aeccfcf0e3d722bf2
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SSDEEP
49152:uvKY52fyaSZOrPWluWBuGG5g5h/0Ha95bQDk/mLoGdzSTHHB72eh2NT:uv/52fyaSZOrPWluWBDG5g5hEaM
Malware Config
Extracted
quasar
1.4.1
update
127.0.0.1:4782
ddb0d81d-667e-44c3-a1b7-00fcb82dd1ef
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encryption_key
00DF680B0E09235E9256570DFF972BC701444E37
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
putty
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subdirectory
SubDir
Signatures
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2848-8-0x0000000000400000-0x0000000000724000-memory.dmp
Files
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2848-8-0x0000000000400000-0x0000000000724000-memory.dmp.exe windows:4 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 3.1MB - Virtual size: 3.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ